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  <title>获取生成器的返回值</title>
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  <h1 class="refname">Generator::getReturn</h1>
  <p class="verinfo">(PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">Generator::getReturn</span> &mdash; <span class="dc-title">获取生成器的返回值</span></p>

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 <div class="refsect1 description" id="refsect1-generator.getreturn-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><strong>Generator::getReturn</strong></span>(): <span class="type"><a href="language.types.declarations.html#language.types.declarations.mixed" class="type mixed">mixed</a></span></div>

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 <div class="refsect1 parameters" id="refsect1-generator.getreturn-parameters">
  <h3 class="title">参数</h3>
  <p class="para">此函数没有参数。</p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-generator.getreturn-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   在生成器执行完成后，获取生成器的 return 值。
  </p>
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<div class="refsect1 examples" id="refsect1-generator.getreturn-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-399">
    <p><strong>示例 #1 <span class="methodname"><strong>Generator::getReturn()</strong></span> 示例</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br />$gen&nbsp;</span><span style="color: #007700">=&nbsp;(function()&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;yield&nbsp;</span><span style="color: #0000BB">1</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;yield&nbsp;</span><span style="color: #0000BB">2</span><span style="color: #007700">;<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;</span><span style="color: #0000BB">3</span><span style="color: #007700">;<br />})();<br /><br />foreach&nbsp;(</span><span style="color: #0000BB">$gen&nbsp;</span><span style="color: #007700">as&nbsp;</span><span style="color: #0000BB">$val</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #0000BB">$val</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br />}<br /><br />echo&nbsp;</span><span style="color: #0000BB">$gen</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getReturn</span><span style="color: #007700">(),&nbsp;</span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>以上例程会输出：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
1
2
3
</pre></div>
    </div>
   </div>
  </p>
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